To celebrate christmas festival, the teacher creates a small activity for kinder garten students. At 1st minute, 1 student stands up, then in the next minute two students stand up and then in third minute, three students stand up and so on. This goes on for 12 minutes. Then in the 13th minute, again the cycle starts and 1 students stands up, then in the next minute two student stands up and so on. After 48 minutes, all the students in the class are standing. Can you tell us how many students are there in the classroom.
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Answer:
To celebrate christmas festival, the teacher creates a small activity for kinder garten students. At 1st minute, 1 student stands up, then in the next minute two students stand up and then in third minute, three students stand up and so on. This goes on for 12 minutes. Then in the 13th minute, again the cycle starts and 1 students stands up, then in the next minute two student stands up and so on. After 48 minutes, all the students in the class are standing. Can you tell us how many students are there in the classroom.
Options
156
312
78
288Step-by-step explanation:
Answer:
To celebrate christmas festival, the teacher creates a small activity for kinder garten students. At 1st minute, 1 student stands up, then in the next minute two students stand up and then in third minute, three students stand up and so on. This goes on for 12 minutes. Then in the 13th minute, again the cycle starts and 1 students stands up, then in the next minute two student stands up and so on. After 48 minutes, all the students in the class are standing. Can you tell us how many students are there in the classroom.
Options
156
312
78
288